Cell Structure and Function Reading

What is the function of the plasma membrane?

• Regulates the passage of substances into and out of the cell

• Synthesizes proteins and lipids

• Stores genetic information

• Produces ATP

Which is responsible for protein synthesis?

• Mitochondria

• Lysosomes

• Ribosomes

• Golgi apparatus

What is the function of the mitochondria?

• Cellular respiration and ATP production

• Digestion of macromolecules

• Modifies and packages lipids and proteins

• Photosynthesis

What is the role of peroxisomes in the cell?

• Breakdown of fatty acids and amino acids

• Synthesis of carbohydrates and lipids

• Storage and transport of molecules

• Cellular locomotion

Which organelle is responsible for modifying, sorting, and packaging lipids and proteins?

• Endoplasmic reticulum

• Golgi apparatus

• Nucleus

• Lysosomes

What is the function of the central vacuole in plant cells?

• Regulates the passage of substances into and out of the cell

• Stores genetic information

• Provides structural support and maintains cell shape

• Regulates the concentration of water in the cell

What is the primary component of the plant cell wall?

• Peptidoglycan

• Cellulose

• Chlorophyll

• Collagen

What is the role of plasmodesmata in plant cells?

• Cellular locomotion

• Cell-to-cell communication and transport

• Protein synthesis

• Energy production

What is the function of tight junctions in animal cells?

• Cell-to-cell communication and transport

• Cellular locomotion

• Structural support and maintenance of cell shape

• Watertight seal between adjacent cells

Which organelle is responsible for photosynthesis in plant cells?

• Mitochondria

• Lysosomes

• Chloroplasts

• Peroxisomes